126791450 has 12 divisors (see below), whose sum is σ = 235832190. Its totient is φ = 50716560.

The previous prime is 126791449. The next prime is 126791459. The reversal of 126791450 is 54197621.

It can be written as a sum of positive squares in 3 ways, for example, as 80156209 + 46635241 = 8953^2 + 6829^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 126791450.

It is not an unprimeable number, because it can be changed into a prime (126791459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1267865 + ... + 1267964.

Almost surely, 2^126791450 is an apocalyptic number.

126791450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126791450 is a deficient number, since it is larger than the sum of its proper divisors (109040740).

126791450 is a wasteful number, since it uses less digits than its factorization.

126791450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535841 (or 2535836 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 126791450 is about 11260.1709578496. The cubic root of 126791450 is about 502.3772791740.

The spelling of 126791450 in words is "one hundred twenty-six million, seven hundred ninety-one thousand, four hundred fifty".